Immersion gold
8 layer Big Area Immersion Gold Black solder mask PCB circuit board
| Layer： | 8 | Material： | FR4 TG170 |
| Thickness： | 2mm | Min. Line Width And Space： | 4.5/4.5mil |
| Min.Hole Size： | 0.25mm | Surface finish： | Immersion gold |
| Copper thickness： | 0.5/1 OZ | Leading time： | 8 working days |
For quotation, please contact James:+86- 18011866680
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